package com.bw.edu.mapper;

import com.bw.edu.domain.OrderInfo;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;
import java.util.Map;

/**
* @author Lq
* @description 针对表【order_info(订单表 订单表)】的数据库操作Mapper
* @createDate 2025-08-05 08:53:58
* @Entity com.bw.domain.OrderInfo
*/
@Mapper
public interface OrderInfoMapper {

    // 各章节播放统计
    List<Map> getListByChapter();

    // 1.2各试卷成绩分布
    Map getListByScore();

    //1.3各省份交易统计
    List<Map> getListByProvince();

    Map getOrderAmount();

    List<Map> getListByScore2();
}




